* {
    margin: 0;
    padding: 0;
}

body,
html {
    width: 100%;
    height: 100%;
}

.callback {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0%;
    left: 0%;
    z-index: 888;
    background-color: #fff;
}

.callback .animate {
    width: 100px;
    height: 100px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    /* background-color: red; */
}

/* loading.css */
.loader {
    display: block;
    position: relative;
    height: 20px;
    width: 86px;
}

.loading-square {
    position: absolute;
    height: 20px;
    width: 20px;
    top: 0;
}

.loading-square:nth-child(1) {
    left: 0;
    animation: square1 1.5s linear forwards infinite;
}

.loading-square:nth-child(2) {
    left: 22px;
    animation: square2 1.5s linear forwards infinite;
}

.loading-square:nth-child(3) {
    left: 44px;
    animation: square3 1.5s linear forwards infinite;
}

.loading-square:nth-child(4) {
    left: 66px;
    animation: square4 1.5s linear forwards infinite;
}

@keyframes square1 {
    0% {
        background-color: #97c900;
        transform: translate(0, 0);
    }

    9.09091% {
        transform: translate(0, calc(-100% - 2px));
        background-color: #97c900;
    }

    18.18182% {
        transform: translate(calc(100% + 2px), calc(-100% - 2px));
        background-color: #15668a;
    }

    27.27273% {
        transform: translate(calc(100% + 2px), 0);
    }

    100% {
        background-color: #15668a;
        transform: translate(calc(100% + 2px), 0);
    }
}

@keyframes square2 {
    0% {
        background-color: #15668a;
        transform: translate(0, 0);
    }

    18.18182% {
        transform: translate(0, 0);
    }

    27.27273% {
        transform: translate(0, calc(100% + 2px));
        background-color: #15668a;
    }

    36.36364% {
        transform: translate(calc(100% + 2px), calc(100% + 2px));
        background-color: #D53A33;
    }

    45.45455% {
        transform: translate(calc(100% + 2px), 0);
    }

    100% {
        background-color: #D53A33;
        transform: translate(calc(100% + 2px), 0);
    }
}

@keyframes square3 {
    0% {
        background-color: #D53A33;
        transform: translate(0, 0);
    }

    36.36364% {
        transform: translate(0, 0);
    }

    45.45455% {
        transform: translate(0, calc(-100% - 2px));
        background-color: #D53A33;
    }

    54.54545% {
        transform: translate(calc(100% + 2px), calc(-100% - 2px));
        background-color: #E79C10;
    }

    63.63636% {
        transform: translate(calc(100% + 2px), 0);
    }

    100% {
        background-color: #E79C10;
        transform: translate(calc(100% + 2px), 0);
    }
}

@keyframes square4 {
    0% {
        transform: translate(0, 0);
        background-color: #E79C10;
    }

    54.54545% {
        transform: translate(0, 0);
    }

    63.63636% {
        transform: translate(0, calc(100% + 2px));
        background-color: #E79C10;
    }

    72.72727% {
        background-color: #D53A33;
    }

    81.81818% {
        background-color: #15668a;
    }

    90.90909% {
        transform: translate(calc(-300% - 6px), calc(100% + 2px));
        background-color: #97c900;
    }

    100% {
        transform: translate(calc(-300% - 6px), 0);
        background-color: #97c900;
    }
}

.normal {
    width: 100%;
    height: 100%;
    background: url('../img/主页背景图.jpg') no-repeat;
    background-size: cover;
}

.normal .box {
    width: 80%;
    height: 80%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.p1_1 {
    background: url('../img/一级页面.jpg') no-repeat;
    background-size: 100% 100%;
}

.p1_2 {
    background: url('../img/简介.jpg') no-repeat;
    background-size: 100% 100%;
}

.p1_3 {
    background: url('../img/起源.jpg') no-repeat;
    background-size: 100% 100%;
}

.p1_4 {
    background: url('../img/主页.jpg') no-repeat;
    background-size: 100% 100%;
}

.p1_5 {
    background: url('../img/四大行当.jpg') no-repeat;
    background-size: 100% 100%;
}

.swiper-slide .swiperImg {
    width: 100%;
    height: 100%;
}

.swiper-slide .swiperImg a {
    width: 100%;
    height: 100%;
    display: inline-block;
}

.circle_next {
    position: absolute;
    width: 70px;
    height: 70px;
    top: 50%;
    right: -3%;
    transform: translate(0, -50%);
    border-radius: 50%;
    background-color: #fff;
    z-index: 999;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
    text-align: center;
}

.circle_prev {
    position: absolute;
    width: 70px;
    height: 70px;
    top: 50%;
    left: -3%;
    transform: translate(0, -50%);
    border-radius: 50%;
    background-color: #fff;
    z-index: 999;
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
    text-align: center;
}